nm8-mr55-125 chint extended rotary handle ip55 for nm8-125

Q: Which MCCBs is this accessory compatible with?

The NM8-MR55-125 is designed specifically for Chint NM8-125 MCCBs.

Chint NM8-MR55-125 IP55 extended rotary handle for NM8-125 moulded case circuit breakers, providing safe and convenient manual operation from the front of an electrical enclosure.

SKU: NM8-MR55-125Alt SKU: NM8MR55125MPN: NM8-MR55-125

List Price £82.85 ex VAT

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£82.85

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Manufacturer Lead Time

£82.85

Why Choose the Chint NM8-MR55-125 Extended Rotary Handle?

The Chint NM8-MR55-125 is a genuine IP55 extended rotary handle designed specifically for use with Chint NM8-125 moulded case circuit breakers (MCCBs). It enables safe and convenient manual operation of compatible breakers from the front of an enclosure door, improving accessibility whilst helping maintain a protected panel installation.

Manufactured as part of the official Chint NM8 accessory range, the NM8-MR55-125 is engineered for accurate fitment, reliable operation and straightforward installation. It is ideal for panel builders, OEMs, electrical contractors and maintenance engineers requiring external breaker operation with enhanced ingress protection.

Suitable for industrial and commercial electrical installations, this extended rotary handle provides clear manual ON and OFF operation whilst allowing the MCCB to remain safely enclosed inside the switchboard or control panel.

Key Advantages

Genuine Chint NM8 IP55 extended rotary handle.
Designed for NM8-125 moulded case circuit breakers.
Allows breaker operation from the enclosure door.
IP55 protection rating for improved resistance to dust and water ingress.
Improves operator accessibility and safety.
Suitable for industrial, commercial and OEM applications.

Key Features

Chint NM8 accessory.
Extended rotary handle design.
IP55 rated handle assembly.
Compatible with NM8-125 MCCBs.
Provides manual rotary ON and OFF operation.
Suitable for enclosure door mounting.
Robust construction for demanding environments.
Supports professional switchboard and control panel assembly.

Reliable IP55 Extended Rotary Operation for NM8 MCCBs

Extended rotary handles allow moulded case circuit breakers to be operated safely from outside an electrical enclosure, helping improve accessibility whilst keeping the breaker securely installed inside the panel. The IP55 design provides additional protection for installations where resistance to dust and water ingress is required.

The Chint NM8-MR55-125 has been developed specifically for the NM8-125 breaker frame, ensuring dependable manual operation, accurate fitment and professional integration into industrial and commercial low-voltage power distribution systems.

Typical Applications

Industrial control panels.
Power distribution switchboards.
Enclosed MCCB installations.
OEM machinery panels.
Commercial electrical distribution systems.
Electrical maintenance and panel upgrades.

Technical Specifications

IP Rating	IP55
Manufacturer	Chint
Series	NM8 Accessories
Model	NM8-MR55-125
Product type	Extended rotary handle
Protection rating	IP55
Compatible breaker frame	NM8-125
Compatibility	Chint NM8-125 MCCBs
Mounting type	Enclosure-mounted extended handle
Operation type	Manual rotary operation
Application	MCCB switching and isolation control
Installation	Electrical switchboards and control panels
Brand compatibility	Chint NM8 Series
Device Type	Accessory

Frequently Asked Questions

What is the Chint NM8-MR55-125 used for?

It is an IP55 extended rotary handle that allows compatible Chint NM8-125 moulded case circuit breakers to be operated from the front of an enclosure.

Which MCCBs is this accessory compatible with?

The NM8-MR55-125 is designed specifically for Chint NM8-125 MCCBs.

What does the IP55 rating mean?

The IP55 rating indicates protection against limited dust ingress and water jets, making it suitable for more demanding panel and enclosure applications.

What does an extended rotary handle do?

It allows a compatible MCCB to be switched safely between ON and OFF positions from outside the electrical enclosure.

Where is this product typically installed?

It is commonly installed in industrial switchboards, control panels and OEM machinery where the circuit breaker is mounted inside an enclosure.

Trusted by Electrical Professionals Worldwide

Chint NM8 accessories are trusted by panel builders, OEM manufacturers and electrical contractors to provide reliable breaker operation, improved accessibility and professional low-voltage power distribution installations.

UK delivery

Delivery options

Free UK delivery on orders over £200 ex VAT. Order in-stock items before 2pm Monday to Friday for next-day delivery.

This product Lead time on request

Please contact us for a delivery time before you order

Standard delivery

£8 ex VAT · free over £200

UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.

Heavier items may be charged at a weight-based or pallet rate, shown at checkout.

Collect from our showroom

Mon–Fri, 8am–5pm

Order and pay online, then collect from our showroom.

Please allow 15–30 minutes after ordering for us to prepare your order.

Northern Ireland, ROI & export

Priced at checkout

We deliver to Northern Ireland, the Republic of Ireland and overseas.

Delivery is calculated at checkout based on your destination.

Orders with mixed availability

Shipped complete

If part of your order is on a lead time, we hold it and send everything together.

Need the in-stock items sooner? Ask us and we can split the delivery.

Business customer returns

Returns & order support

Need to return an item? Find the guidance for your order below, then contact our team before sending anything back.

Stocked items

Request within 30 days

Changed your mind or ordered the wrong item? Request a return within 30 days of receipt. There is no restocking charge.

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Tell us as soon as possible

Faulty, damaged on delivery or the wrong product supplied? Contact our team as soon as possible with the details.

We will review the issue and arrange an appropriate resolution under our terms and conditions and your statutory rights.

Made-to-order items

Manufacturer approval needed

Manufactured, configured and special-order products can only be returned with the manufacturer’s approval. Any handling charge is agreed with you when you request the return.

This does not affect claims for faulty goods or items that do not meet the agreed specification.

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Let’s get your return sorted.

Send your order number, product details and reason for return. For faults or delivery damage, include photographs if available. We will confirm the next steps.

Email returns team 01706 242050

The 30-day return request period applies to change-of-mind returns for stocked items. It does not limit your statutory rights for faulty or non-conforming goods.

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